Home / 39,231.38-58,872.99-18,456.50

Finding the Fourth Proportional to 39,231.38, 58,872.99 and 18,456.50

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Solution

The fourth proportional to 39,231.38, 58,872.99 and 18,456.50 is: 27,696.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,231.38 : 58,872.99 = 18,456.50 : x
  2. Step 2: Convert to fraction form
    39,231.38/58,872.99 = 18,456.50/x
  3. Step 3: Cross multiply
    39,231.38x = 58,872.99 × 18,456.50
  4. Step 4: Simplify right side
    39,231.38x = 1,086,589,339.94
  5. Step 5: Solve for x
    x = 1,086,589,339.94/39,231.38
  6. Step 6: Final answer
    x = 27,696.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.